3M Scotchlok Block Fork, Non-Insulated Butted Seam MU18-6FBK, StudSize 6General Information Brand Scotchlok Terminal Style Block Country Of Origin United States Lead Time 8 days California Residents Proposition 65 Warning Dimensions and Specifications Maximum Conductor Size (Imperial) 18 AWG Maximum Conductor Size (Metric) . 0823 mm Minimum Conductor Size (Imperial) 22 AWG Minimum Conductor Size (Metric) 0. 326 mm Minimum Stud Diameter (Imperial) 0. 138 in Minimum Stud Diameter (Metric) 3. 5 mm Overall Length (Imperial)